Closure for bags



FIG. 1 is a top view of a closure for bags embodying my new design;

FIG. 2 is a front view thereof, the rear being a mirror image;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof; and,

FIG. 5 is a right side view thereof. 

The ornamental design for a closure for bags, as shown and described. 